./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1032d.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1032d.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fe21f92d149d9e0056822eb7bda6d756c9c1bed4285c287108aa0b8294aaabc8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:02:11,106 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:02:11,226 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:02:11,234 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:02:11,237 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:02:11,260 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:02:11,261 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:02:11,261 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:02:11,262 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:02:11,262 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:02:11,262 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:02:11,262 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:02:11,262 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:02:11,263 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:02:11,263 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:02:11,263 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:02:11,263 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:02:11,263 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:02:11,263 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:02:11,263 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:02:11,263 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:02:11,263 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:02:11,263 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:02:11,264 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:02:11,264 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:02:11,264 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:02:11,265 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:02:11,265 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:02:11,265 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:02:11,265 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:02:11,265 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:02:11,266 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:02:11,266 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:02:11,266 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe21f92d149d9e0056822eb7bda6d756c9c1bed4285c287108aa0b8294aaabc8 [2024-11-13 23:02:11,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:02:11,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:02:11,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:02:11,606 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:02:11,607 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:02:11,611 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1032d.c Unable to find full path for "g++" [2024-11-13 23:02:13,750 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:02:14,074 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:02:14,077 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/sv-benchmarks/c/float-newlib/double_req_bl_1032d.c [2024-11-13 23:02:14,089 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/data/9f3ebb6a9/c8fd3946a739412dbe1a73048fa4064e/FLAGd5017c745 [2024-11-13 23:02:14,135 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/data/9f3ebb6a9/c8fd3946a739412dbe1a73048fa4064e [2024-11-13 23:02:14,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:02:14,144 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:02:14,145 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:02:14,145 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:02:14,157 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:02:14,158 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:02:14" (1/1) ... [2024-11-13 23:02:14,162 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12390375 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:14, skipping insertion in model container [2024-11-13 23:02:14,163 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:02:14" (1/1) ... [2024-11-13 23:02:14,184 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:02:14,451 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/sv-benchmarks/c/float-newlib/double_req_bl_1032d.c[2356,2369] [2024-11-13 23:02:14,455 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:02:14,473 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:02:14,527 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/sv-benchmarks/c/float-newlib/double_req_bl_1032d.c[2356,2369] [2024-11-13 23:02:14,527 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:02:14,550 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:02:14,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:14 WrapperNode [2024-11-13 23:02:14,553 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:02:14,554 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:02:14,554 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:02:14,555 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:02:14,562 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:14" (1/1) ... [2024-11-13 23:02:14,580 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:14" (1/1) ... [2024-11-13 23:02:14,626 INFO L138 Inliner]: procedures = 16, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 207 [2024-11-13 23:02:14,630 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:02:14,631 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:02:14,631 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:02:14,635 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:02:14,647 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:14" (1/1) ... [2024-11-13 23:02:14,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:14" (1/1) ... [2024-11-13 23:02:14,650 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:14" (1/1) ... [2024-11-13 23:02:14,653 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:14" (1/1) ... [2024-11-13 23:02:14,666 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:14" (1/1) ... [2024-11-13 23:02:14,675 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:14" (1/1) ... [2024-11-13 23:02:14,680 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:14" (1/1) ... [2024-11-13 23:02:14,686 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:14" (1/1) ... [2024-11-13 23:02:14,689 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:02:14,694 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:02:14,694 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:02:14,694 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:02:14,695 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:14" (1/1) ... [2024-11-13 23:02:14,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:02:14,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:02:14,749 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:02:14,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:02:14,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:02:14,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:02:14,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:02:14,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 23:02:14,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:02:14,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 23:02:14,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:02:14,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:02:14,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:02:14,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:02:14,910 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:02:14,912 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:02:15,503 INFO L? ?]: Removed 52 outVars from TransFormulas that were not future-live. [2024-11-13 23:02:15,504 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:02:15,861 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:02:15,862 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 23:02:15,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:02:15 BoogieIcfgContainer [2024-11-13 23:02:15,863 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:02:15,864 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:02:15,864 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:02:15,877 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:02:15,878 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:02:15" (1/1) ... [2024-11-13 23:02:15,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:02:15,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:02:15,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2024-11-13 23:02:15,971 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2024-11-13 23:02:15,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:02:15,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:02:15,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:02:16,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:02:16,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:02:16,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:02:16,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-13 23:02:16,220 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-13 23:02:16,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:02:16,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:02:16,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:02:16,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:02:16,376 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:02:16,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:02:16,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:02:16,533 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:02:16,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:02:16,604 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 23:02:16,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:02:16 ImpRootNode [2024-11-13 23:02:16,639 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:02:16,640 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:02:16,640 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:02:16,640 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:02:16,641 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:02:15" (3/4) ... [2024-11-13 23:02:16,644 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:02:16,644 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:02:16,645 INFO L158 Benchmark]: Toolchain (without parser) took 2501.92ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 68.6MB in the end (delta: 50.2MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. [2024-11-13 23:02:16,646 INFO L158 Benchmark]: CDTParser took 1.26ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:02:16,646 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.17ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 106.9MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:02:16,646 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.30ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 104.7MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:02:16,647 INFO L158 Benchmark]: Boogie Preprocessor took 61.85ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 103.2MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:02:16,647 INFO L158 Benchmark]: RCFGBuilder took 1169.28ms. Allocated memory is still 142.6MB. Free memory was 103.2MB in the beginning and 106.1MB in the end (delta: -2.9MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. [2024-11-13 23:02:16,648 INFO L158 Benchmark]: CodeCheck took 775.70ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 68.6MB in the end (delta: 37.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 23:02:16,648 INFO L158 Benchmark]: Witness Printer took 4.58ms. Allocated memory is still 142.6MB. Free memory is still 68.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:02:16,653 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 32 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5 IncrementalHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 13 mSDtfsCounter, 5 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 93]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 88, overapproximation of someBinaryArithmeticDOUBLEoperation at line 42, overapproximation of bitwiseOr at line 75, overapproximation of bitwiseAnd at line 25. Possible FailurePath: [L88] double x = -1.0 / 0.0; [L89] CALL, EXPR round_double(x) [L17] __int32_t msw, exponent_less_1023; [L18] __uint32_t lsw; [L20] ieee_double_shape_type ew_u; [L21] ew_u.value = (x) [L22] EXPR ew_u.parts.msw [L22] (msw) = ew_u.parts.msw [L23] EXPR ew_u.parts.lsw [L23] (lsw) = ew_u.parts.lsw [L25] EXPR msw & 0x7ff00000 [L25] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L26] COND FALSE !(exponent_less_1023 < 20) VAL [exponent_less_1023=52, lsw=9, msw=2146435073, x=3] [L40] COND TRUE exponent_less_1023 > 51 [L41] COND FALSE !(exponent_less_1023 == 1024) [L44] return x; VAL [\result=3, lsw=9, msw=2146435073] [L89] RET, EXPR round_double(x) [L89] double res = round_double(x); [L92] CALL, EXPR isinf_double(res) [L67] __int32_t hx, lx; VAL [x=3] [L69] ieee_double_shape_type ew_u; [L70] ew_u.value = (x) [L71] EXPR ew_u.parts.msw [L71] (hx) = ew_u.parts.msw [L72] EXPR ew_u.parts.lsw [L72] (lx) = ew_u.parts.lsw [L74] hx &= 0x7fffffff [L75] EXPR lx | (-lx) [L75] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L76] hx = 0x7ff00000 - hx [L77] EXPR hx | (-hx) [L77] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); [L92] RET, EXPR isinf_double(res) [L92] COND TRUE !isinf_double(res) [L93] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.26ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.17ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 106.9MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.30ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 104.7MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 61.85ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 103.2MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1169.28ms. Allocated memory is still 142.6MB. Free memory was 103.2MB in the beginning and 106.1MB in the end (delta: -2.9MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. * CodeCheck took 775.70ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 68.6MB in the end (delta: 37.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 4.58ms. Allocated memory is still 142.6MB. Free memory is still 68.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:02:16,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1032d.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fe21f92d149d9e0056822eb7bda6d756c9c1bed4285c287108aa0b8294aaabc8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:02:19,599 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:02:19,794 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:02:19,846 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:02:19,847 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:02:19,848 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:02:19,849 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:02:19,849 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:02:19,849 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:02:19,850 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:02:19,850 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:02:19,850 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:02:19,851 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:02:19,852 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:02:19,852 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:02:19,852 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:02:19,852 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:02:19,852 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:02:19,852 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:02:19,853 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:02:19,853 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:02:19,853 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:02:19,853 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:02:19,853 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:02:19,853 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:02:19,853 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:02:19,853 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:02:19,853 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:02:19,854 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:02:19,854 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:02:19,854 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:02:19,854 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:02:19,854 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:02:19,854 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:02:19,854 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:02:19,854 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:02:19,854 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe21f92d149d9e0056822eb7bda6d756c9c1bed4285c287108aa0b8294aaabc8 [2024-11-13 23:02:20,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:02:20,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:02:20,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:02:20,298 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:02:20,302 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:02:20,304 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1032d.c Unable to find full path for "g++" [2024-11-13 23:02:22,505 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:02:22,800 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:02:22,801 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/sv-benchmarks/c/float-newlib/double_req_bl_1032d.c [2024-11-13 23:02:22,812 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/data/5072006d4/2b77328e722a4991b9926ac0ac4197f0/FLAG2ea35c9b0 [2024-11-13 23:02:23,090 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/data/5072006d4/2b77328e722a4991b9926ac0ac4197f0 [2024-11-13 23:02:23,093 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:02:23,094 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:02:23,096 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:02:23,096 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:02:23,101 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:02:23,102 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:02:23" (1/1) ... [2024-11-13 23:02:23,105 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60f6b75c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:23, skipping insertion in model container [2024-11-13 23:02:23,106 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:02:23" (1/1) ... [2024-11-13 23:02:23,123 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:02:23,327 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/sv-benchmarks/c/float-newlib/double_req_bl_1032d.c[2356,2369] [2024-11-13 23:02:23,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:02:23,360 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:02:23,392 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/sv-benchmarks/c/float-newlib/double_req_bl_1032d.c[2356,2369] [2024-11-13 23:02:23,392 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:02:23,415 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:02:23,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:23 WrapperNode [2024-11-13 23:02:23,416 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:02:23,418 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:02:23,418 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:02:23,418 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:02:23,428 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:23" (1/1) ... [2024-11-13 23:02:23,444 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:23" (1/1) ... [2024-11-13 23:02:23,475 INFO L138 Inliner]: procedures = 19, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 109 [2024-11-13 23:02:23,476 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:02:23,477 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:02:23,477 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:02:23,477 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:02:23,486 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:23" (1/1) ... [2024-11-13 23:02:23,486 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:23" (1/1) ... [2024-11-13 23:02:23,490 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:23" (1/1) ... [2024-11-13 23:02:23,490 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:23" (1/1) ... [2024-11-13 23:02:23,500 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:23" (1/1) ... [2024-11-13 23:02:23,505 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:23" (1/1) ... [2024-11-13 23:02:23,507 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:23" (1/1) ... [2024-11-13 23:02:23,508 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:23" (1/1) ... [2024-11-13 23:02:23,512 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:02:23,513 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:02:23,513 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:02:23,513 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:02:23,514 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:02:23" (1/1) ... [2024-11-13 23:02:23,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:02:23,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:02:23,553 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:02:23,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:02:23,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:02:23,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-13 23:02:23,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-13 23:02:23,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:02:23,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:02:23,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 23:02:23,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:02:23,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:02:23,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 23:02:23,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:02:23,713 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:02:23,716 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:02:24,078 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-13 23:02:24,078 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:02:24,137 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:02:24,138 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 23:02:24,138 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:02:24 BoogieIcfgContainer [2024-11-13 23:02:24,138 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:02:24,139 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:02:24,139 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:02:24,151 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:02:24,151 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:02:24" (1/1) ... [2024-11-13 23:02:24,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:02:24,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:02:24,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2024-11-13 23:02:24,220 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2024-11-13 23:02:24,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:02:24,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:02:24,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:02:24,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:02:24,229 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:02:24,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:02:24,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:02:24,404 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:02:24,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:02:24,439 INFO L255 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:02:24,442 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:02:24,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:02:24,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:02:24,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:02:24,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-13 23:02:24,726 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-13 23:02:24,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:02:24,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:02:24,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:02:24,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:02:24,735 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:02:24,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:02:25,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:02:25,050 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:02:25,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:02:25,139 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 23:02:25,146 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:02:25,278 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 8 [2024-11-13 23:02:27,318 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-11-13 23:02:29,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:02:29,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 23:02:37,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:02:37,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 13 states and 12 transitions. [2024-11-13 23:02:37,031 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2024-11-13 23:02:37,031 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 23:02:37,032 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-13 23:02:37,042 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 23:02:37,482 INFO L77 FloydHoareUtils]: At program point L68-3(lines 68 73) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_10| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)))) (and (= .cse0 (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_10|) |ULTIMATE.start_isinf_double_~lx~0#1|) (= |ULTIMATE.start_isinf_double_~hx~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_10|)) (= (fp.add currentRoundingMode .cse0 .cse0) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_10|)))))) [2024-11-13 23:02:37,483 INFO L75 FloydHoareUtils]: For program point L93(line 93) no Hoare annotation was computed. [2024-11-13 23:02:37,483 INFO L75 FloydHoareUtils]: For program point L27(lines 27 39) no Hoare annotation was computed. [2024-11-13 23:02:37,483 INFO L75 FloydHoareUtils]: For program point L56(lines 56 61) no Hoare annotation was computed. [2024-11-13 23:02:37,483 INFO L75 FloydHoareUtils]: For program point L56-1(lines 56 61) no Hoare annotation was computed. [2024-11-13 23:02:37,483 INFO L75 FloydHoareUtils]: For program point L56-2(lines 56 61) no Hoare annotation was computed. [2024-11-13 23:02:37,484 INFO L77 FloydHoareUtils]: At program point L19-1(lines 19 24) the Hoare annotation is: (and (= |ULTIMATE.start_round_double_~x#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))) (exists ((|v_ULTIMATE.start_round_double_~#ew_u~0#1.base_11| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_double_~#ew_u~0#1.base_11|) (_ bv4 32)))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) .cse0) (= .cse0 |ULTIMATE.start_round_double_~msw~0#1|) (= |ULTIMATE.start_round_double_~x#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|))))))) [2024-11-13 23:02:37,484 INFO L77 FloydHoareUtils]: At program point L19-2(lines 19 24) the Hoare annotation is: (= |ULTIMATE.start_round_double_~x#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))) [2024-11-13 23:02:37,484 INFO L77 FloydHoareUtils]: At program point L19-3(lines 19 24) the Hoare annotation is: (and (= |ULTIMATE.start_round_double_~x#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))) (exists ((|v_ULTIMATE.start_round_double_~#ew_u~0#1.base_11| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_double_~#ew_u~0#1.base_11|) (_ bv4 32)))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) .cse0) (= .cse0 |ULTIMATE.start_round_double_~msw~0#1|) (= |ULTIMATE.start_round_double_~x#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|))))))) [2024-11-13 23:02:37,485 INFO L75 FloydHoareUtils]: For program point L48(lines 48 49) no Hoare annotation was computed. [2024-11-13 23:02:37,485 INFO L77 FloydHoareUtils]: At program point round_double_returnLabel#1(lines 16 63) the Hoare annotation is: (exists ((|v_ULTIMATE.start_round_double_~#ew_u~0#1.base_11| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)))) (and (= .cse0 (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) (select (select |#memory_int| |v_ULTIMATE.start_round_double_~#ew_u~0#1.base_11|) (_ bv4 32))) (= (fp.add currentRoundingMode .cse0 .cse0) |ULTIMATE.start_round_double_#res#1|)))) [2024-11-13 23:02:37,485 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 80 98) the Hoare annotation is: true [2024-11-13 23:02:37,485 INFO L77 FloydHoareUtils]: At program point L40(lines 40 55) the Hoare annotation is: (and (= |ULTIMATE.start_round_double_~x#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))) (exists ((|v_ULTIMATE.start_round_double_~#ew_u~0#1.base_11| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_double_~#ew_u~0#1.base_11|) (_ bv4 32)))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) .cse0) (= |ULTIMATE.start_round_double_~x#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|))) (= (bvashr (bvand (_ bv2146435072 32) .cse0) (_ bv20 32)) (bvadd (_ bv1023 32) |ULTIMATE.start_round_double_~exponent_less_1023~0#1|)))))) [2024-11-13 23:02:37,486 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 93) no Hoare annotation was computed. [2024-11-13 23:02:37,486 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 23:02:37,486 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 23:02:37,486 INFO L75 FloydHoareUtils]: For program point L34(lines 34 35) no Hoare annotation was computed. [2024-11-13 23:02:37,487 INFO L77 FloydHoareUtils]: At program point L92(lines 92 95) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_10| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)))) (and (= .cse0 (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))) (= (bvadd (bvneg (bvlshr (let ((.cse1 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvlshr (let ((.cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_10|))) (bvor (bvneg .cse2) .cse2)) (_ bv31 32)) (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_10|))))))) (bvor (bvneg .cse1) .cse1)) (_ bv31 32))) (_ bv1 32)) |ULTIMATE.start_main_#t~ret10#1|) (= (fp.add currentRoundingMode .cse0 .cse0) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_10|)))))) [2024-11-13 23:02:37,487 INFO L77 FloydHoareUtils]: At program point L26(lines 26 55) the Hoare annotation is: (and (= |ULTIMATE.start_round_double_~x#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))) (exists ((|v_ULTIMATE.start_round_double_~#ew_u~0#1.base_11| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_double_~#ew_u~0#1.base_11|) (_ bv4 32)))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) .cse0) (= |ULTIMATE.start_round_double_~x#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|))) (= (bvashr (bvand (_ bv2146435072 32) .cse0) (_ bv20 32)) (bvadd (_ bv1023 32) |ULTIMATE.start_round_double_~exponent_less_1023~0#1|)))))) [2024-11-13 23:02:37,487 INFO L77 FloydHoareUtils]: At program point L68-1(lines 68 73) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_10| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)))) (and (= .cse0 (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_10|) |ULTIMATE.start_isinf_double_~lx~0#1|) (= |ULTIMATE.start_isinf_double_~hx~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_10|)) (= (fp.add currentRoundingMode .cse0 .cse0) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_10|)))))) [2024-11-13 23:02:37,487 INFO L77 FloydHoareUtils]: At program point L68-2(lines 68 73) the Hoare annotation is: (exists ((|v_ULTIMATE.start_round_double_~#ew_u~0#1.base_11| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)))) (and (= .cse0 (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) (select (select |#memory_int| |v_ULTIMATE.start_round_double_~#ew_u~0#1.base_11|) (_ bv4 32))) (= (fp.add currentRoundingMode .cse0 .cse0) |ULTIMATE.start_isinf_double_~x#1|)))) [2024-11-13 23:02:37,501 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 23:02:37,506 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:02:37,508 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:02:37,509 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:02:37,514 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:02:37 ImpRootNode [2024-11-13 23:02:37,514 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:02:37,515 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:02:37,515 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:02:37,516 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:02:37,519 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:02:24" (3/4) ... [2024-11-13 23:02:37,523 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 23:02:37,531 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2024-11-13 23:02:37,534 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-13 23:02:37,534 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 23:02:37,535 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 23:02:37,651 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 23:02:37,652 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 23:02:37,652 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:02:37,654 INFO L158 Benchmark]: Toolchain (without parser) took 14559.47ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 61.6MB in the end (delta: 31.5MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2024-11-13 23:02:37,655 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 83.9MB. Free memory is still 65.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:02:37,655 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.28ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 80.6MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:02:37,656 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.53ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.1MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:02:37,656 INFO L158 Benchmark]: Boogie Preprocessor took 35.26ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 77.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:02:37,657 INFO L158 Benchmark]: RCFGBuilder took 625.70ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 59.7MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:02:37,658 INFO L158 Benchmark]: CodeCheck took 13375.03ms. Allocated memory is still 117.4MB. Free memory was 59.4MB in the beginning and 67.0MB in the end (delta: -7.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:02:37,659 INFO L158 Benchmark]: Witness Printer took 137.51ms. Allocated memory is still 117.4MB. Free memory was 67.0MB in the beginning and 61.6MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:02:37,661 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.9s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 71 SdHoareTripleChecker+Valid, 2.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7 mSDsluCounter, 38 SdHoareTripleChecker+Invalid, 2.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 50 IncrementalHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 34 mSDtfsCounter, 50 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 172 GetRequests, 157 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 7.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 4.6s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 20 ConstructedInterpolants, 9 QuantifiedInterpolants, 441 SizeOfPredicates, 4 NumberOfNonLiveVariables, 80 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 93]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 83.9MB. Free memory is still 65.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.28ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 80.6MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.53ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.1MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.26ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 77.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 625.70ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 59.7MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 13375.03ms. Allocated memory is still 117.4MB. Free memory was 59.4MB in the beginning and 67.0MB in the end (delta: -7.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 137.51ms. Allocated memory is still 117.4MB. Free memory was 67.0MB in the beginning and 61.6MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-13 23:02:37,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80e8b80d-e6c6-4bd4-8a4f-18f062798794/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE